:root {
  color-scheme: light dark;
  --fg: #1d2021;
  --bg: #fbf1c7;
  --muted: #7c6f64;
  --link: #076678;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #ebdbb2;
    --bg: #1d2021;
    --muted: #a89984;
    --link: #83a598;
  }
}
* { box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, sans-serif;
  max-width: 40rem;
  margin: 0 auto;
  padding: 2rem 1rem;
  line-height: 1.6;
}
a { color: var(--link); }
header nav { display: flex; gap: 1.5rem; margin-bottom: 2rem; }
header nav a { text-decoration: none; font-weight: 600; }
.post-list { list-style: none; padding: 0; }
.post-list li { display: flex; gap: 1rem; margin-bottom: 0.5rem; }
.post-list time { color: var(--muted); white-space: nowrap; }
footer { margin-top: 3rem; color: var(--muted); font-size: 0.875rem; }